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Name: system11
Created: Sep 9, 2003
Updated: Apr 7, 2008
SVN Updated: Mar 10, 2009
SVN: Browse
Latest version: download (might take a bit to start...)
Statistics: View
Bugs: 0 reported / 0 solved
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Other project properties

Development status:Alpha
Additional info:
WishBone compliant: No
WishBone version: n/a


68HC11 System on a Chip designed for a 300K Gate Spartan II, but will fit in a 200K gate device. It does not include the 68HC11 peripherals. The Home page for the project is Here


- 68HC11 compatible CPU core
- Modified SWTBUG Monitor ROM
- MiniUart modified to look like a 6850
- dual 8 bit parallel I/O port
- Compact Flash Interface
- Dynamic Address Translation RAM (1Mbyte addressing)


- New release in CVS for Web Pack ISE 6.2
- Designed for BurchED B5-X300 board
- Runs 6800 instructions
- Bit operators untested
- Fractional and Integer division untested
- Condition codes for division known not to be correct.
- New more reliable UART runs at 57.6 Kbaud.
- 25MHz system Clock
- CPU runs at 12.5 MHz with 15 ns B5-SRAM module.